Ethereum (ETH Arbitrum) → Optimism (OP Optimism)
The order runs on autopilot: the rate is locked when you create it, and the payout leaves as soon as the network confirms your transfer. No manual approval, no working hours.
Rate and amounts for ETH Arbitrum → OP Optimism
1 ETH Arbitrum = 20,277.39 OP Optimism
1 OP Optimism = 0.000049316 ETH Arbitrum
Rate as of Sep 30, 2026 16:50
- Orders from
- 0.0374734 ETH Arbitrum ≈ $100.94
- Payout network
- Optimism
- 24 hours
- −0.5%
The direction is holding at 20,277.39 OP Optimism per 1 ETH Arbitrum (0.000049316 ETH Arbitrum per 1 OP Optimism). Over 24 hours ETH Arbitrum/OP Optimism came in at minus 0.5%. Over the week, plus 1.47%.
The weekly range ran from 17,953.96 to 21,817.29 OP Optimism, a spread of 21.52%. One order takes from 0.0374734 to 3,710 ETH Arbitrum. In dollars that is roughly $100.94.
The robot sends the payout in the Optimism network, so the address has to belong to that network — a transfer to another one will not arrive. Market capitalisation puts Ethereum at No. 2 ($328.79 B) and Optimism at No. 151 ($304.03 M). Over 90 days the daily moves of ETH and OP correlate at 0.43 (they travel alike).
Rate and amounts for ETH Arbitrum → OP Optimism
| ETH Arbitrum | OP Optimism | ≈ USD |
|---|---|---|
| 0.05 | 1,013.87 | $134.68 |
| 0.2 | 4,055.48 | $538.71 |
| 0.5 | 10,138.7 | $1,346.78 |
| 2 | 40,554.78 | $5,387.12 |
| 5 | 101,386.96 | $13,467.80 |
| 20 | 405,547.82 | $53,871.20 |
| OP Optimism | ETH Arbitrum | ≈ USD |
|---|---|---|
| 1,000 | 0.049316 | $132.84 |
| 5,000 | 0.24658 | $664.18 |
| 10,000 | 0.49316 | $1,328.36 |
| 50,000 | 2.4658 | $6,641.78 |
| 100,000 | 4.9316 | $13,283.56 |
| 500,000 | 24.658 | $66,417.81 |
How the ETH Arbitrum → OP Optimism exchange runs
- Work out the amount in the calculator — orders start at 0.0374734 ETH Arbitrum.
- Give a OP address on Optimism and a contact for the order.
- Send ETH Arbitrum on Arbitrum One, exactly the amount the order shows.
- Nothing else is needed from you: as soon as the network confirms the transfer, the robot sends Optimism to your address. The order page shows the status.
Check this before sending ETH Arbitrum
- The address network is Optimism. Sending through another network almost always means losing the transfer.
- The transfer must not be smaller than 0.0374734 ETH Arbitrum.
- Copy the address in full, then check its first and last characters once it is pasted.
- Send exactly the amount stated in the order: the automation matches your payment against it, and any difference sends the order back for recalculation.
How the ETH Arbitrum to OP Optimism rate has moved
high 21,817.29 OP Optimismlow 17,953.96 OP Optimism
Sep 23, 2026 16:52Sep 30, 2026 16:52
high 27,953.82 OP Optimismlow 18,015.53 OP Optimism
Aug 31, 2026 05:00Sep 30, 2026 05:00
high 27,953.82 OP Optimismlow 16,424.06 OP Optimism
Jul 2, 2026 05:00Sep 30, 2026 05:00
high 27,953.82 OP Optimismlow 5,968.7 OP Optimism
Oct 1, 2025 05:00Sep 30, 2026 05:00
- 24 hours
- −0.5%
- Week
- +1.47%
- Weekly high
- 21,817.29 OP Optimism
- Weekly low
- 17,953.96 OP Optimism
- Spread
- 21.52%
Market data from CoinGecko as of Sep 30, 2026 16:27. The exchange rate is worked out separately and differs from the market one. How these numbers are counted
The ETH Arbitrum/OP Optimism spread by period
| Period | High | Low | Middle | Period result |
|---|---|---|---|---|
| 24 hours | 20,724.11 | 20,068.3 | 20,471.83 | −0.5% |
| Week | 21,817.29 | 17,953.96 | 19,764.46 | +1.47% |
| Month | 27,953.82 | 18,015.53 | 23,205.03 | −27.08% |
| Quarter | 27,953.82 | 16,424.06 | 21,632.03 | +19.95% |
Figures are in OP Optimism per unit of the currency you send, taken from market data.
Daily ETH Arbitrum → OP Optimism rate
| Day | Close | Against the day before |
|---|---|---|
| Sep 30, 2026 | 20,385.18 OP Optimism | +1.85% |
| Sep 29, 2026 | 20,014.78 OP Optimism | +11.1% |
| Sep 28, 2026 | 18,015.53 OP Optimism | −3.87% |
| Sep 27, 2026 | 18,741.12 OP Optimism | +1.99% |
| Sep 26, 2026 | 18,376.06 OP Optimism | −10.15% |
| Sep 25, 2026 | 20,451.52 OP Optimism | −6.35% |
| Sep 24, 2026 | 21,838.49 OP Optimism | +7.15% |
Market data: ETH and OP
Ethereum ETH- Price
- $2,693.56
- 24 hours
- −0.88%
- Week
- −1.42%
- Market cap
- $328.79 B
- 24-hour turnover
- $13.43 B
- Rank by cap
- #2
- In circulation
- 122.09 M ETH
- All-time high
- $4,946.05
Optimism OP- Price
- $0.132314
- 24 hours
- −0.38%
- Week
- −3.58%
- Market cap
- $304.03 M
- 24-hour turnover
- $100.71 M
- Rank by cap
- #151
- In circulation
- 2.3 B OP
- All-time high
- $4.84
Source: CoinGecko, Sep 30, 2026 16:27.
Ethereum and Optimism: how they differ
| Ethereum (ETH) | Optimism (OP) | |
|---|---|---|
| Ticker | ETH | OP |
| Type | coin of its own network | — |
| Network | Arbitrum One | Optimism |
| Fees are paid in | ETH | ETH |
| Launched | 2015 | — |
| Built by | Vitalik Buterin | — |
| Consensus | Proof of Stake | — |
| Block | ~12 sec | — |
| Supply cap | no cap | — |
| Privacy | transfers are public | — |
| In circulation | 122.09 M ETH | 2.3 B OP |
| Market cap | $328.79 B | $304.03 M |
| Rank by cap | #2 | #151 |
Daily moves of ETH and OP over the quarter link at 0.43 (they travel alike).
Why people take the ETH Arbitrum → OP Optimism route
- Fuel for OptimismWithout Optimism you cannot pay for a transfer or a contract call in Optimism — the coin is needed for anything that happens in that ecosystem.
- Different basketsDaily moves of ETH and OP over 90 days link at 0.43 (they travel alike) — the weaker the link, the less a portfolio rests on one coin.
- It works both waysThe OP Optimism → ETH Arbitrum direction is open as well — going back into ETH takes the same route and the same automation.
Common questions: ETH Arbitrum → OP Optimism
What rate does ETH Arbitrum to OP Optimism run at?
As of Sep 30, 2026 16:50 it is 1 ETH Arbitrum = 20,277.39 OP Optimism. The figure updates on its own, and the calculator always shows the current one. On the market that is around $2,682.98.
What amounts does ETH Arbitrum → OP Optimism accept?
From 0.0374734 to 3,710 ETH Arbitrum per order. The floor is roughly $100.94.
Why can I not swap less than 0.0374734 ETH Arbitrum?
The network fee and the handling do not depend on the amount. On a transfer below 0.0374734 ETH Arbitrum they eat a noticeable share of it, and the swap stops making sense for either side.
Is anything charged on top of the rate?
No. The payout is already worked out at the rate in the calculator. Separately you pay only the network fee for sending ETH Arbitrum, and the blockchain takes that one.
How long does swapping ETH Arbitrum for OP Optimism take?
The clock starts with confirmations: as soon as Arbitrum One confirms your transfer, the order goes out for payout with no operator involved. After that the timing is set by how busy the network is — which is the difference between quick and instant. A block in Arbitrum One closes in about 12 sec.
Which network will OP Optimism arrive in?
The payout goes out on Optimism. Check that the receiving wallet supports that network.
What happens if the rate moves while I am paying?
Nothing: the rate is locked in the order and holds for as long as the order is alive. It is recalculated only if the payment arrives late or for a different amount — so send the exact sum, and send it promptly.
What did the ETH Arbitrum to OP Optimism rate do over the month?
Over the month, minus 27.08%: a low of 18,015.53, a high of 27,953.82, an average of 23,205.03 OP Optimism per 1 ETH Arbitrum.
Can I swap back, OP Optimism for ETH Arbitrum?
Yes, the reverse is open too: 1 OP Optimism = 0.000049315 ETH Arbitrum. The link to switch sits under the calculator.
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